<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>TODO List</title>
</head>
<body>
    <h1>TODO List</h1>
    <input type="text" id="todo-input" placeholder="Add a new todo">
    <button id="add-btn">Add</button>
    <button id="del-all-btn">Delete All</button>
    <ul id="todo-list"></ul>
    
    <!-- 引用 main.js -->
    <script src="/main.js"></script>
</body>
</html>
